JT. Steel Standard 1550 - 428 Gearbox output pinionRef : JTC00313A / 1077276003

Manufacturer part number: JTF1550.13

The JT Sprockets JTF1550.13 sprocket is a transmission component designed for demanding riders looking for a reliable replacement or a change in gearing. CNC machined from high-strength SMC420 steel alloy, this 1550 sprocket features precise tooth design and a finish that facilitates chain engagement for smooth riding.

• Type: 1550 sprocket, standard version
• Number of teeth: 13
• Chain pitch: 428
• Material: SMC420 steel, CNC machining

Built to last and withstand everyday stresses, it is particularly suited for urban, cross, and roadster environments. Its lightweight and optimal design maintains the original geometry while simplifying the maintenance of your transmission. Whether you're refurbishing a trail bike, a small roadster, or a city 125, this sprocket provides a simple and robust solution.

Examples of compatible motorcycles: YAMAHA XSR 125 (2024), BETA RR 125 2T (2024), RIEJU MARATHON 125 SM PRO (2020).

Replace your sprocket with an original JT Sprockets component to regain reliable tooth engagement and controlled longevity of the sprocket-crown-chain assembly.